1. Important Safety Instructions
Please read all instructions carefully before using this heater and save them for future reference. Failure to follow these instructions may result in fire, electric shock, injury to persons, or property damage.
- DO NOT use this heater in bathrooms, laundry areas, or similar indoor locations where it may come into contact with water.
- DO NOT operate any heater with a damaged cord or plug, or after the heater malfunctions or has been dropped or damaged in any manner.
- DO NOT run cord under carpeting. Do not cover cord with throw rugs, runners, or similar coverings. Arrange cord away from traffic area and where it will not be tripped over.
- DO NOT insert or allow foreign objects to enter any ventilation or exhaust opening as this may cause an electric shock or fire, or damage the heater.
- To prevent a possible fire, DO NOT block air intakes or exhaust in any manner. Do not use on soft surfaces, like a bed, where openings may become blocked.
- Always plug heaters directly into a wall outlet/receptacle. Never use with an extension cord or relocatable power tap (outlet/power strip).
- This heater is hot when in use. To avoid burns, DO NOT let bare skin touch hot surfaces. Use handles when moving this heater.
- Always unplug heater when not in use.
- Keep combustible materials, such as furniture, pillows, bedding, papers, clothes, and curtains at least 3 feet (0.9 m) from the front of the heater and keep them away from the sides and rear.
- This appliance has a polarized plug (one blade is wider than the other). To reduce the risk of electric shock, this plug is intended to fit in a polarized outlet only one way. If the plug does not fit fully in the outlet, reverse the plug. If it still does not fit, contact a qualified electrician. Do not attempt to defeat this safety feature.
2. Product Overview
Familiarize yourself with the components and features of your ZAFRO Portable Ceramic Space Heater.

Front view of the ZAFRO Portable Ceramic Space Heater, showing the control knobs and heating grille.
Key Features:
- Ceramic Heating Element: Provides rapid and efficient heating.
- 3 Operating Modes: Fan Only, Low Heat (950W), High Heat (1500W).
- Adjustable Thermostat: For personalized comfort and energy saving.
- Tip-Over Protection: Automatically shuts off if the heater is accidentally knocked over.
- Overheat Protection: Automatically shuts off if the internal temperature gets too high.
- Quiet Operation: Designed to operate below 45dB.
- Portable Design: Compact with an integrated handle for easy transport.

Illustration showing the three operating modes: Nature Wind (fan only), 600W Low Heat, and 1200W High Heat.

Diagram illustrating the internal PTC heating element and fan mechanism for rapid heat distribution.

The compact ZAFRO space heater placed on a side table next to a person, illustrating its portable size.
3. Setup
- Placement: Place the heater on a firm, level surface. Ensure there are no obstructions within 3 feet (0.9 m) of the front, sides, and rear of the heater.
- Power Connection: Ensure the heater is in the OFF position. Plug the power cord directly into a 120V AC, 60Hz wall outlet. Do not use extension cords or power strips.
4. Operating Instructions
Your ZAFRO space heater features two control knobs: one for mode selection and one for thermostat adjustment.
Mode Selection Knob:
Rotate the left knob to select your desired operating mode:
- OFF: Heater is powered off.
- FAN (Nature Wind): Activates the fan without heat, providing air circulation.
- LOW HEAT (950W): Provides a steady stream of warm air at 950 watts.
- HIGH HEAT (1500W): Provides maximum heat output at 1500 watts for faster warming.
Thermostat Control Knob:
Rotate the right knob to adjust the thermostat setting:
- Turn the knob clockwise towards the '+' symbol for a higher temperature setting.
- Turn the knob counter-clockwise towards the '-' symbol for a lower temperature setting.
- The heater will cycle on and off to maintain the set temperature, saving energy.

A child sleeping peacefully in bed with the ZAFRO heater operating quietly on a bedside table, illustrating its low noise level (45dB).
5. Safety Features
Your ZAFRO space heater is equipped with advanced safety features for your peace of mind.
- Tip-Over Protection: An internal switch automatically shuts off the heater if it is accidentally tipped over. The heater will resume operation once it is placed upright again.
- Overheat Protection: If the heater's internal components reach a certain temperature that could cause overheating, the heater will automatically shut off. To reset, unplug the heater, wait 10-15 minutes for it to cool down, then plug it back in. Ensure air inlets and outlets are not blocked.

Image highlighting the safety features: Overheat Protection, Tip-over Sensor, and ETL Certification.
6. Maintenance and Cleaning
Regular cleaning will help maintain the efficiency and lifespan of your heater.
- Always unplug the heater from the power outlet and allow it to cool completely before cleaning.
- Exterior Cleaning: Use a soft, damp cloth to wipe the exterior surfaces of the heater. Do not use abrasive cleaners or solvents.
- Air Inlet/Outlet: Use a vacuum cleaner with a brush attachment to gently remove dust and lint from the air inlet and outlet grilles.
- Storage: When not in use, store the heater in a cool, dry place. It is recommended to store it in its original packaging to protect it from dust and damage.
- DO NOT immerse the heater in water or any other liquid.
7. Troubleshooting
If your heater is not operating correctly, please refer to the following common issues and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Heater does not turn on. | No power, power switch off, thermostat set too low, tip-over switch activated. | Check power cord connection, ensure outlet is working, turn mode knob to ON/HEAT, increase thermostat setting, ensure heater is on a flat surface. |
| Heater stops working unexpectedly. | Overheat protection activated, tip-over protection activated. | Unplug, wait 10-15 minutes to cool, check for obstructions, then plug back in. Ensure heater is upright on a flat surface. |
| Heater produces no heat in heat mode. | Thermostat set too low. | Increase the thermostat setting. |
| Heater is noisy. | Dust buildup on fan or heating element. | Unplug and clean the air inlets and outlets as described in the Maintenance section. |
8. Specifications
| Feature | Specification |
|---|---|
| Model Number | ZFH36902-S |
| Power Supply | 120V AC, 60Hz |
| Heat Output | 950W (Low), 1500W (High) |
| Heating Method | Ceramic |
| Number of Speeds | 3 (Fan, Low Heat, High Heat) |
| Dimensions (D x W x H) | 5.47"D x 6.85"W x 9.65"H |
| Indoor/Outdoor Usage | Indoor |
| Special Features | Fast Heating, Tip-Over Protection, Overheat Protection |
9. Warranty and Support
For warranty information or product support, please refer to the documentation included with your purchase or contact ZAFRO customer service directly. Keep your proof of purchase for warranty claims.
For further assistance, please visit the official ZAFRO website or contact their support team.